Find the best CLAUDE.md, AGENTS.md and Claude skills

comet-mlSkill

analytics-instrumentation

comet-ml/opik/.agents/skills/analytics-instrumentation/SKILL.md

Add product analytics (BI) events to Opik features. Use when wiring events on the frontend, the backend, or the Python SDK - all three report through Segment to PostHog.

mediar-aiSkill

screenpipe-tauri

mediar-ai/screenpipe/.claude/skills/screenpipe-tauri/SKILL.md

Add or change Tauri commands and TypeScript bindings in the screenpipe desktop app. Use when editing #[tauri::command] handlers, lib/utils/tauri.ts, or Rust types exported to the frontend.

GitHubSkill

webapp-testing

github/awesome-copilot/skills/webapp-testing/SKILL.md

Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser screenshots, and viewing browser logs.

Often used withacademy-guide·skill-share·intelligent-routing

streamlitSkill

checking-changes

streamlit/streamlit/.claude/skills/checking-changes/SKILL.md

Validates all code changes before committing by running format, lint, type, and unit test checks. Use after making backend (Python) or frontend (TypeScript) changes, before committing or finishing a work session.

No other project uses it yet

InfisicalSkill

testing-secrets-ui

Infisical/infisical/.agents/skills/testing-secrets-ui/SKILL.md

Test the Infisical secrets management UI end-to-end. Use when verifying secret CRUD operations, URL encoding fixes, or frontend API layer changes.

No other project uses it yet

addyosmaniSkill

api-and-interface-design

addyosmani/agent-skills/skills/api-and-interface-design/SKILL.md

Guides stable API and interface design. Use when designing APIs, module boundaries, or any public interface. Use when creating REST or GraphQL endpoints, defining type contracts between modules, or establishing boundaries between frontend and backend.

Often used withconstraint-driven-development·observability-and-instrumentation·doubt-driven-development

RSSNextSkill

update-deps

RSSNext/Folo/.agents/skills/update-deps/SKILL.md

Update all dependencies across frontend and backend projects. Reads changelogs for breaking changes, checks affected code, runs tests, and provides a summary. Use when updating npm dependencies across the monorepo.

streamlitSkill

debugging-streamlit

streamlit/streamlit/.claude/skills/debugging-streamlit/SKILL.md

Debug Streamlit frontend and backend changes using make debug with hot-reload. Use when testing code changes, investigating bugs, checking UI behavior, or needing screenshots of the running app.

No other project uses it yet

affaan-mSkill

coding-standards

affaan-m/ECC/.agents/skills/coding-standards/SKILL.md

Baseline cross-project coding conventions for naming, readability, immutability, and code-quality review. Use detailed frontend or backend skills for framework-specific patterns. Use when reviewing code quality or naming with no framework-specific skill that applies.

Often used witheverything-claude-code·everything-claude-code-conventions·agent-sort

emilkowalskiSkill

pick-ui-library

emilkowalski/skill/skills/pick-ui-library/SKILL.md

Pick the right library for a given frontend task from a curated, opinionated list — numbers, OTP inputs, charts, command menus, virtualization, drag and drop, toasts, state, styling, and more. Only runs when explicitly invoked; it does not trigger on its own.

Often used withask-sonner·mobile-native·animation-performance

filamentphpSkill

designing-filament-apis

filamentphp/filament/.agents/skills/designing-filament-apis/SKILL.md

Designs and audits consistent Filament public APIs and compatibility-preserving deprecations. Use when adding or renaming public or protected PHP APIs, named arguments, documented frontend contracts, or upgrade migrations.

No other project uses it yet

n8n-ioSkill

n8n:telemetry

n8n-io/n8n/.agents/skills/telemetry/SKILL.md

Guides adding, changing, and reviewing telemetry through the `@n8n/telemetry` event registry. Use when working on telemetry, analytics, tracking, product events, `track()` calls, or RudderStack/PostHog product events, in frontend or backend code — and whenever you need to find which registered telemetry events exist, what an event means, or what properties it carries.

addyosmaniSkill

performance-optimization

addyosmani/agent-skills/skills/performance-optimization/SKILL.md

Optimizes application performance across frontend, backend, queries, and databases. Use when performance requirements exist, when you suspect performance regressions, when Core Web Vitals or load times need improvement, when N+1 query patterns need fixing, or when profiling reveals bottlenecks.

Often used withconstraint-driven-development·git-workflow-and-versioning·deprecation-and-migration

windmill-labsSkill

adding-a-trigger

windmill-labs/windmill/.agents/skills/adding-a-trigger/SKILL.md

Checklist for adding a new TriggerCrud-based trigger type to Windmill (Azure, GCP, Kafka, etc.). Use when wiring a new trigger kind across backend, frontend, CLI, and capture infrastructure.

jamiepineSkill

add-tts-engine

jamiepine/voicebox/.agents/skills/add-tts-engine/SKILL.md

Use this skill to add a new TTS engine to Voicebox. It walks through dependency research, backend implementation, frontend wiring, PyInstaller bundling, and frozen-build testing. Always start with Phase 0 (dependency audit) before writing any code.

No other project uses it yet

AnthropicSkill

web-artifacts-builder

anthropics/skills/skills/web-artifacts-builder/SKILL.md

Suite of tools for creating elaborate, multi-component claude.ai HTML artifacts using modern frontend web technologies (React, Tailwind CSS, shadcn/ui). Use for complex artifacts requiring state management, routing, or shadcn/ui components - not for simple single-file HTML/JSX artifacts.

langgeniusSkill

backend-code-review

langgenius/dify/.agents/skills/backend-code-review/SKILL.md

Use only when the user explicitly requests a review or audit of backend code under `api/`. Supports pending-change, file-focused, and pasted-diff reviews. Do not use for implementation-only requests, diagnosis without review intent, frontend code, or backend code outside `api/`.

Yeachan-HeoSkill

visual-ralph

Yeachan-Heo/oh-my-codex/skills/visual-ralph/SKILL.md

Visual Ralph orchestration for frontend UI from generated references, static references, or live URL targets, using $ultragoal with built-in visual verdict and pixel-diff evidence until the implementation matches and leaves a reproducible design system.

No other project uses it yet

langfuseSkill

seed-test-data

langfuse/langfuse/.agents/skills/seed-test-data/SKILL.md

Seed reproducible local Langfuse data in ClickHouse and Postgres. Use for complex traces, long sessions, v3/v4 events, bulk list data, or frontend rendering and performance tests; never use ad hoc scripts or raw inserts.

Arize-aiSkill

phoenix-pr-screenshot

Arize-ai/phoenix/.agents/skills/phoenix-pr-screenshot/SKILL.md

Screenshot a running Phoenix feature and attach images to a GitHub PR. Builds the frontend, starts Phoenix with env vars, captures browser screenshots, and attaches them to the PR body with `gh pr edit --attach`.

No other project uses it yet